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The Boulder Chickadee Study is a collaborative, long term effort between Kathryn Grabenstein, a PhD candidate in ecology and evolutionary biology at the University of Colorado Boulder, and her thesis advisor, Scott Taylor, to examine hybridization.

Colorado is home to 92 species of metallic wood boring beetles that share the wood boring habit and glittering iridescence.

I looked around to see what was in bloom and found a native wildflower with the strange name of ballhead waterleaf, Hydrophyllum capitatum. 

Pinedrops parasitizes the mycorrhizal fungus directly, stealing water, minerals, carbohydrates and nutrients, but supplying nothing in return. In effect, it parasitizes a mutualism after germinating in the grasp of a fungus.

As beautiful as they are, Rocky Mountain bee plants are known to be malodorous, inspiring other common names, including skunk weed and stink weed.

The rubyspot's mating system is classified as territorial defense polygyny, in which males defend a site to attract mates.

A wildfire causes blight on the land, but it is surprising how quickly plants and animals that depend on them colonize the burned area.

The discovery of a rare three-species warbler hybrid suggests bird species in sharp decline are struggling to find suitable mates.

Multiple species of turkeys have been in America for millions of years and it is apparent that, when humans and turkeys met, we have had substantial impacts on their population sizes.

I found the mourning cloak when I was trying to photograph the beavers living at the confluence of the Green and Yampa Rivers.